Will the renewable energy transition end up creating yet more greenhouse emissions, as we ramp up the manufacture of wind turbines and solar cells? Not if their manufacture is itself powered by renewables.

The coils winding facility building in France, where a global effort to build the ITER fusion energy reactor is underway.
Rob Crandall/Shutterstock.com
April 9, 2018

Saving power to use later lets consumers, businesses and utilities generate energy when it's cheap and deliver it when they need it most. There's not much of it today, but the industry is growing fast.

'Virtual power plants' offer extra power to the grid by tweaking the operation of batteries and appliances right across the network. But even this might be too blunt a tool for our future energy needs.

The European Investment Bank's funding of the Trans Adriatic Pipeline will harm the climate and makes little financial sense.

Puerto Rico’s power utility, PREPA, has been decimated by years of scarcity and bad management. But will privatizing it really turn the lights back on for Puerto Ricans?
AP Photo/Carlos Giusti
February 7, 2018